state gov UPSSSC Van Daroga Mock Test 2022 General Knowledge Ecology and Environment Ecology and Functions of an ecosystem
The aquatic plant ______ which is one of the most invasive weeds found growing wherever there is standing water. It drains oxygen from the water, which leads to death of fishes.
1
Floating heart
2
Common duckweed
3
Water hyacinth
4
Coontail